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Awesome manual. Complete diagrams of all board assemblies as well as how to get to each part of the t.v. down to the individual screws and their locations. Get it.
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perfect copy, im very satisfied, i was need the diagram over the powersupply and
the copy was very sharp
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This is exactly the service manual I needed.
Complete with all schematics, partslists, PCB layouts and alignment instructions.
This manual covers both the T-4970 en T-488F Onkyo tuner.
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IF PRINTED CIRQUIT BOARD WIRING VIEW WAS ONE TONE LIGHTER, THEN 5 STAR RANK HAS TO BE MY CHOISE.
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Very usefull, good quality drawings !
Muito útil encontrei todas as informações necessárias.
5-1. No Video
Black Yes Is OSD normal? No
3. No raster
Yes
Is the contrast at its maximum?
No
Set the contrast up to Max.
Yes
Is the output of ADC correct?
No
Is the input of ADC correct? Yes
Yes Next Page. Yes
No Check the video input signal. Replace the main board (or replace ADC).
Is the output of Scaler correct?
No
Is the input of Scaler correct? No
Yes Yes Check If the CON 7 wafer is well connected at the LCD panel. Replace the main board (or replace ADC).
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